For Carroll, when love is treated as fate, people become less willing to do the unshowy work that actually keeps love alive. Carroll says the soulmate trap makes it much harder when a relationship hits its first serious snag.
Nearly every protection-related instruction -- far CALL, far JMP, far RET, INT, IRET, MOV to segment register, task switch -- needs to load a segment descriptor from the GDT or LDT. The 386 microcode centralizes this into a shared subroutine called LD_DESCRIPTOR, which reads the 8-byte descriptor from memory and feeds the high DWORD (containing Type, DPL, S, and P bits) to the Test PLA for validation.
，这一点在91视频中也有详细论述
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